var str1=`wefaf`;

console.log(str1);
console.log(typeof str1);

var str2='afvad'+
'fa'
console.log(str2);

var str3=`aea
fewf`;
console.log(str3);

var test ='123'
var str4=`asdf${test}gghh`
var str5='saf'+test+'aeg'
console.log(str4)
console.log(str5)

var time =109;
var day=Math.floor(109/24);
var hour=109%24;
console.log('共有了'+day+'天'+hour+'小时。');

